{
  "manageEntity": {
    "action": "Update",
    "entityId": "77945",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierabqlfyr4vovrpum6yfut3246oury4xktv5m6e3q3pfgvben5nvena\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":34582},{\"type\":\"playlist\",\"playlist_id\":34563},{\"type\":\"playlist\",\"playlist_id\":34570},{\"type\":\"playlist\",\"playlist_id\":34573},{\"type\":\"playlist\",\"playlist_id\":34576},{\"type\":\"playlist\",\"playlist_id\":1823286469},{\"type\":\"playlist\",\"playlist_id\":1795408359},{\"type\":\"playlist\",\"playlist_id\":1260653080},{\"type\":\"playlist\",\"playlist_id\":1787694785},{\"type\":\"playlist\",\"playlist_id\":1347022120},{\"type\":\"playlist\",\"playlist_id\":426983371}]}}}",
    "nonce": "0x86461cdc9ab0b8dbd006b8b9869175c37fbd65906987395030716266c164b9d6",
    "signature": "0x08583b9bca7ad723b695b10bca07410b556f56d43a818bc9d47096cac4af17ba515a9fd57c603dc03a998c59fbd4ef711c161ce3e294176005980e3e71f193161b",
    "signer": "0x9Ed11234239Fa9f5F3decCf41Cb8c70955BCa0E6",
    "userId": "77945"
  }
}